porcellanite Definition
- 1a hard, dense rock that is similar to chert and is formed from the alteration of volcanic ash
- 2a type of rock that is used in the manufacture of stone tools
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Summary: porcellanite in Brief
Porcellanite [pawr-suh-luh-nahyt] is a hard, dense rock similar to chert, formed from the alteration of volcanic ash. It is used in the manufacture of stone tools.
